Linyphiidae  Blackwall, 1859 / Pelecopsis  Simon, 1864   26 species

Pelecopsis alpica  Thaler, 1991


Prosoma with cephalic lobe and glandular porus. Chelicerae with fine stridulatory ridges in posterior half. Opisthosoma with large dorsal scutum. Palp: patella twice as long than distally wide. Tibia isodiametrical, depressed on outside, its dorsal edge forming 3 tooth-like apophyses. Cymbium spoon-shaped.

Prosoma length: 0.6 mm, prosoma width: 0.5 mm.

Body length male: 1.4 mm

Prosoma brown-blackish with blackish design (radial lines, shield mark). Legs yellow-brownish. Opisthosoma blackish. Epigyne: median plate bilobed, anteriorly deeply incised and covering openings. Lateral wings short, with protruding, strongly sclerotized inner margin. Copulatory ducts arched, short, going aborad/laterad. Receptacula kidney-shaped.

Prosoma length: 0.6 mm, prosoma width: 0.5 mm.

Body length female: 1.7 mm
  No data
Global distribution (WSC 2019): Switzerland, Austria, Italy

Gloor D (2009) Spinnen (Arachnida: Araneae). In: Sommer der alpinen Artenvielfalt. Mitt Nat Ges Glarus 18: 254-265 pdf

Hänggi A, Stäubli A (2012) Nachträge zum „Katalog der schweizerischen Spinnen“: 4. Neunachweise von 2002 bis 2011. Arachnologische Mitteilungen 44: 59-76

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at

Pantini P, Isaia M (2018) Checklist of the Italian spiders (version June 2018). online at pdf

Thaler K (1991a) Über wenig bekannte Zwergspinnen aus den Alpen-VIII (Arachnida: Aranei, Linyphiidae: Erigoninae). Revue Suisse de Zoologie 98: 165-184 pdf

World Spider Catalog (2019) World Spider Catalog, version 20.0. Natural History Museum Bern, online at (20.01.2019) doi: 10.24436/2